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Finding the Fourth Proportional to 64,349.16, 88,793.44 and 36,060

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Solution

The fourth proportional to 64,349.16, 88,793.44 and 36,060 is: 49,758.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,349.16 : 88,793.44 = 36,060 : x
  2. Step 2: Convert to fraction form
    64,349.16/88,793.44 = 36,060/x
  3. Step 3: Cross multiply
    64,349.16x = 88,793.44 × 36,060
  4. Step 4: Simplify right side
    64,349.16x = 3,201,891,446.40
  5. Step 5: Solve for x
    x = 3,201,891,446.40/64,349.16
  6. Step 6: Final answer
    x = 49,758.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.